1 What: /sys/bus/soundwire/devices/sdw 1 What: /sys/bus/soundwire/devices/sdw:.../status
2 /sys/bus/soundwire/devices/sdw 2 /sys/bus/soundwire/devices/sdw:.../device_number
3 3
4 Date: September 2020 4 Date: September 2020
5 5
6 Contact: Pierre-Louis Bossart <pierre-lo 6 Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
7 Bard Liao <yung-chuan.liao@linu 7 Bard Liao <yung-chuan.liao@linux.intel.com>
8 Vinod Koul <vkoul@kernel.org> 8 Vinod Koul <vkoul@kernel.org>
9 9
10 Description: SoundWire Slave status 10 Description: SoundWire Slave status
11 11
12 These properties report the Sl 12 These properties report the Slave status, e.g. if it
13 is UNATTACHED or not, and in t 13 is UNATTACHED or not, and in the latter case show the
14 device_number. This status inf 14 device_number. This status information is useful to
15 detect devices exposed by plat 15 detect devices exposed by platform firmware but not
16 physically present on the bus, 16 physically present on the bus, and conversely devices
17 not exposed in platform firmwa 17 not exposed in platform firmware but enumerated.
18 18
19 What: /sys/bus/soundwire/devices/sdw 19 What: /sys/bus/soundwire/devices/sdw:.../dev-properties/mipi_revision
20 /sys/bus/soundwire/devices/sdw 20 /sys/bus/soundwire/devices/sdw:.../dev-properties/wake_capable
21 /sys/bus/soundwire/devices/sdw 21 /sys/bus/soundwire/devices/sdw:.../dev-properties/test_mode_capable
22 /sys/bus/soundwire/devices/sdw 22 /sys/bus/soundwire/devices/sdw:.../dev-properties/clk_stop_mode1
23 /sys/bus/soundwire/devices/sdw 23 /sys/bus/soundwire/devices/sdw:.../dev-properties/simple_clk_stop_capable
24 /sys/bus/soundwire/devices/sdw 24 /sys/bus/soundwire/devices/sdw:.../dev-properties/clk_stop_timeout
25 /sys/bus/soundwire/devices/sdw 25 /sys/bus/soundwire/devices/sdw:.../dev-properties/ch_prep_timeout
26 /sys/bus/soundwire/devices/sdw 26 /sys/bus/soundwire/devices/sdw:.../dev-properties/reset_behave
27 /sys/bus/soundwire/devices/sdw 27 /sys/bus/soundwire/devices/sdw:.../dev-properties/high_PHY_capable
28 /sys/bus/soundwire/devices/sdw 28 /sys/bus/soundwire/devices/sdw:.../dev-properties/paging_support
29 /sys/bus/soundwire/devices/sdw 29 /sys/bus/soundwire/devices/sdw:.../dev-properties/bank_delay_support
30 /sys/bus/soundwire/devices/sdw 30 /sys/bus/soundwire/devices/sdw:.../dev-properties/p15_behave
31 /sys/bus/soundwire/devices/sdw 31 /sys/bus/soundwire/devices/sdw:.../dev-properties/master_count
32 /sys/bus/soundwire/devices/sdw 32 /sys/bus/soundwire/devices/sdw:.../dev-properties/source_ports
33 /sys/bus/soundwire/devices/sdw 33 /sys/bus/soundwire/devices/sdw:.../dev-properties/sink_ports
34 34
35 Date: May 2020 35 Date: May 2020
36 36
37 Contact: Pierre-Louis Bossart <pierre-lo 37 Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
38 Bard Liao <yung-chuan.liao@linu 38 Bard Liao <yung-chuan.liao@linux.intel.com>
39 Vinod Koul <vkoul@kernel.org> 39 Vinod Koul <vkoul@kernel.org>
40 40
41 Description: SoundWire Slave DisCo properti 41 Description: SoundWire Slave DisCo properties.
42 These properties are defined b 42 These properties are defined by MIPI DisCo Specification
43 for SoundWire. They define var 43 for SoundWire. They define various properties of the
44 SoundWire Slave and are used b 44 SoundWire Slave and are used by the bus to configure
45 the Slave 45 the Slave
46 46
47 47
48 What: /sys/bus/soundwire/devices/sdw 48 What: /sys/bus/soundwire/devices/sdw:.../dp0/max_word
49 /sys/bus/soundwire/devices/sdw 49 /sys/bus/soundwire/devices/sdw:.../dp0/min_word
50 /sys/bus/soundwire/devices/sdw 50 /sys/bus/soundwire/devices/sdw:.../dp0/words
51 /sys/bus/soundwire/devices/sdw 51 /sys/bus/soundwire/devices/sdw:.../dp0/BRA_flow_controlled
52 /sys/bus/soundwire/devices/sdw 52 /sys/bus/soundwire/devices/sdw:.../dp0/simple_ch_prep_sm
53 /sys/bus/soundwire/devices/sdw 53 /sys/bus/soundwire/devices/sdw:.../dp0/imp_def_interrupts
54 54
55 Date: May 2020 55 Date: May 2020
56 56
57 Contact: Pierre-Louis Bossart <pierre-lo 57 Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
58 Bard Liao <yung-chuan.liao@linu 58 Bard Liao <yung-chuan.liao@linux.intel.com>
59 Vinod Koul <vkoul@kernel.org> 59 Vinod Koul <vkoul@kernel.org>
60 60
61 Description: SoundWire Slave Data Port-0 Di 61 Description: SoundWire Slave Data Port-0 DisCo properties.
62 These properties are defined b 62 These properties are defined by MIPI DisCo Specification
63 for the SoundWire. They define 63 for the SoundWire. They define various properties of the
64 Data port 0 are used by the bu 64 Data port 0 are used by the bus to configure the Data Port 0.
65 65
66 66
67 What: /sys/bus/soundwire/devices/sdw 67 What: /sys/bus/soundwire/devices/sdw:.../dp<N>_src/max_word
68 /sys/bus/soundwire/devices/sdw 68 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/min_word
69 /sys/bus/soundwire/devices/sdw 69 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/words
70 /sys/bus/soundwire/devices/sdw 70 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/type
71 /sys/bus/soundwire/devices/sdw 71 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/max_grouping
72 /sys/bus/soundwire/devices/sdw 72 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/simple_ch_prep_sm
73 /sys/bus/soundwire/devices/sdw 73 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/ch_prep_timeout
74 /sys/bus/soundwire/devices/sdw 74 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/imp_def_interrupts
75 /sys/bus/soundwire/devices/sdw 75 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/min_ch
76 /sys/bus/soundwire/devices/sdw 76 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/max_ch
77 /sys/bus/soundwire/devices/sdw 77 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/channels
78 /sys/bus/soundwire/devices/sdw 78 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/ch_combinations
79 /sys/bus/soundwire/devices/sdw 79 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/max_async_buffer
80 /sys/bus/soundwire/devices/sdw 80 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/block_pack_mode
81 /sys/bus/soundwire/devices/sdw 81 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/port_encoding
82 82
83 /sys/bus/soundwire/devices/sdw 83 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/max_word
84 /sys/bus/soundwire/devices/sdw 84 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/min_word
85 /sys/bus/soundwire/devices/sdw 85 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/words
86 /sys/bus/soundwire/devices/sdw 86 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/type
87 /sys/bus/soundwire/devices/sdw 87 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/max_grouping
88 /sys/bus/soundwire/devices/sdw 88 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/simple_ch_prep_sm
89 /sys/bus/soundwire/devices/sdw 89 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/ch_prep_timeout
90 /sys/bus/soundwire/devices/sdw 90 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/imp_def_interrupts
91 /sys/bus/soundwire/devices/sdw 91 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/min_ch
92 /sys/bus/soundwire/devices/sdw 92 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/max_ch
93 /sys/bus/soundwire/devices/sdw 93 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/channels
94 /sys/bus/soundwire/devices/sdw 94 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/ch_combinations
95 /sys/bus/soundwire/devices/sdw 95 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/max_async_buffer
96 /sys/bus/soundwire/devices/sdw 96 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/block_pack_mode
97 /sys/bus/soundwire/devices/sdw 97 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/port_encoding
98 98
99 Date: May 2020 99 Date: May 2020
100 100
101 Contact: Pierre-Louis Bossart <pierre-lo 101 Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
102 Bard Liao <yung-chuan.liao@linu 102 Bard Liao <yung-chuan.liao@linux.intel.com>
103 Vinod Koul <vkoul@kernel.org> 103 Vinod Koul <vkoul@kernel.org>
104 104
105 Description: SoundWire Slave Data Source/Si 105 Description: SoundWire Slave Data Source/Sink Port-N DisCo properties.
106 These properties are defined b 106 These properties are defined by MIPI DisCo Specification
107 for SoundWire. They define var 107 for SoundWire. They define various properties of the
108 Source/Sink Data port N and ar 108 Source/Sink Data port N and are used by the bus to configure
109 the Data Port N. 109 the Data Port N.
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.